# Thompson submachine gun

> English word · Noun

## Definitions
1. A .45-caliber American submachine gun, having a wooden stock and a drum, stick, or box magazine.

## Etymology
From Thompson + submachine gun. Named after John Taliaferro Thompson, an American army officer.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/thompson-submachine-gun